massoutage

County annual report · FIPS 56001

2023 Albany County, WY Power Outage Report

In 2023, customers in Albany County, WY went without power for an average of 2.3 hours, a total of 53K customer-hours (Wyoming average 2.0 hours). That ranks 10th worst of 20 Wyoming counties and 2197th of 2,977 nationally.

Summary data CSVJSON
Avg hrs / customer
2.3
23,303 customers
Customer-hours out
53K
Peak customers out
9,786
Outages ≥1,000 out
2
0 of 10,000+ · 257 total
Longest outage
18h
began August 25, 2023
Rank in state
10th/20
2197th of 2,977 US

Compared with WY, the US and 2022

Albany County, WY average hours without power per customer compared with state and national averages, 2023Albany County 2.3 hours, Wyoming average 2.0 hours, US average 7.1 hours, Albany County, 2022 4.0 hoursAlbany CountyAlbany County2.3hWyoming averageWyoming average2.0hUS averageUS average7.1hAlbany County, 2022Albany County, 20224.0h
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Average hours without power per customer in 2023; last bar is this county in 2022.

Month by month

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Albany County, WY customer-hours without power by month, 2023Jan 123, Feb 163, Mar 761, Apr 961, May 39K, Jun 2,618, Jul 3,407, Aug 959, Sep 642, Oct 3,820, Nov 291, Dec 48010k20k30k40k123Jan163Feb761Mar961Apr39KMay2,618Jun3,407Jul959Aug642Sep3,820Oct291Nov48Dec
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Customer-hours; May was the worst month.

Albany County year over year

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Albany County, WY: average hours without power per customer by year2015: no data; 2016: no data; 2017: 0.7h; 2018: 2.3h, coverage 62%; 2019: 1.8h, coverage 68%; 2020: 10.9h, coverage 71%; 2021: 1.0h, coverage 71%; 2022: 4.0h, coverage 71%; 2023: 2.3h; 2024: 1.8h; 2025: 2.2h0510150%50%100%n/a2015n/a20160.7h20172.3h20181.8h201910.9h20201.0h20214.0h20222.3h20231.8h20242.2h2025
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Average hours without power per customer. Line: EAGLE-I coverage, share of customers tracked (right axis).

Coverage line is EAGLE-I's share of Wyoming customers tracked each year.

Biggest outages in Albany County, 2023

The 10 outage episodes with the most customers out at once. Times are UTC.

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1May 16, 2023 09:15May 16, 2023 15:005h 45m9,78638K
2October 22, 2023 00:30October 22, 2023 02:302h2,2313,345
3May 26, 2023 20:15May 26, 2023 21:451h 30m576679
4June 8, 2023 20:15June 8, 2023 21:451h 30m517260
5June 3, 2023 18:15June 3, 2023 19:451h 30m506759
6June 30, 2023 20:30July 1, 2023 02:456h 15m312681
7April 27, 2023 23:15April 28, 2023 02:303h 15m224422
8July 4, 2023 23:45July 5, 2023 02:453h156272
9July 17, 2023 12:30July 17, 2023 23:4511h 15m1511,637
10July 18, 2023 12:30July 18, 2023 20:007h 30m1451,088

Outage episodes by size in 2023: 15 reached 100+ customers, 2 reached 1,000+ customers, 0 reached 10,000+ customers.

Utility reliability filed with the EIA

SAIDI (average outage time per customer) and SAIFI (average interruptions per customer) that utilities serving Albany County reported on EIA Form 861 for 2023, or their most recent earlier filing. Utility-wide figures, not county-specific.

CSVJSON
UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
PacifiCorp20238.2 hrs1.421.9 hrs0.99
Carbon Power & Light, Inc20187.6 hrs1.562.5 hrs1.34
Cheyenne Light Fuel & Power202372 min1.0535 min0.73
WAPA-- Western Area Power Administration-----
High West Energy, Inc-----
Wheatland Rural Elec Assn, Inc-----

About this data

  • Outage figures come from DOE/ORNL EAGLE-I, which records customers out by county every 15 minutes. EAGLE-I tracked about n/a of Wyoming's customers in 2023; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 23,303 customers (ORNL modeled county customer count), including major storm days. It is comparable across counties but is not the SAIDI a utility files.
  • An outage event is a continuous stretch with customers out; counts at 100, 1,000 and 10,000+ use its peak.
  • Years loaded: 2015–2025. Albany County has data for 2017–2025.

Cite this report

MassOutage (massoutage.com), Albany County, WY annual power outage report, 2023, data as of Oct 3, 2026 02:41 UTC, sources: DOE EAGLE-I (https://eagle-i.doe.gov/); EAGLE-I modeled customer counts (MCC) (https://figshare.com/); EIA Form 861 (utility reliability) (https://www.eia.gov/electricity/data/eia861/). https://massoutage.com/reports/2023/wyoming/albany-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON